.middle {
    margin: 50px 0;
    display: flex;
    justify-content: center;

}

.middle > div {
    width: 1000px;
    border: 1px solid red;
}

.middle > div > div:nth-child(1) {
    border-bottom: 1px solid red;
}

.middle > div > div:nth-child(2) {
    padding: 10px;
    overflow: hidden;
}

/*--------------------内容------------------*/
.content > div {
    display: flex;
    justify-content: center;
    margin: 30px 0;
}

.content > div:nth-child(1) > div:nth-child(1) {
    width: 800px;
}

.content > div:nth-child(1) > div:nth-child(1) > div:nth-child(1) {
    display: flex;
    justify-content: center;
}

.content > div:nth-child(1) > div:nth-child(1) > div:nth-child(1) > div {
    display: flex;
}

.content > div:nth-child(1) > div:nth-child(1) > div:nth-child(1) > div > div:nth-child(1) {
    color: orange;
}

.content > div:nth-child(1) > div:nth-child(1) > div:nth-child(1) > div > div:nth-child(2) {
    color: gray;
}

.content > div:nth-child(1) > div:nth-child(1) > div {
    text-align: center;
}

.content{
    display: flex;
    flex-direction: column-reverse;
}
/*-------------map----------*/
.map{
    width: 1000px;
    height: 500px;
}